RGS13 GI:21464139 regulator of G-protein signalling 13 1 msrrncwick mcrdeskrpp snltleevlq waqsfenlma tkygpvvyaa 50 51 ylkmehsden iqfwmacety kkiasrwsri srakklykiy iqpqsprein 100 101 idsstretii rniqeptetc feeaqkivym hmerdsyprf lksemyqkll 150 151 ktmqsnnsf